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【单选题】
2008年云南楚雄等地相继发生泥石流滑坡等重大地质灾害,因灾死亡41人,失踪43人。若需利用GIS技术对泥石流.滑坡的危险性进行评估,以下哪组数据必不可少。()A.
坡度与坡向
B.
坡度与地质图
C.
海拔高度与地质图
D.
坡度与海拔高度
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皮皮学刷刷变学霸
举一反三
【简答题】水稻的受精作用发生在胚珠中．______．
【单选题】Colin was about to get off the camel ________ a child ran towards him.
A.
while
B.
when
C.
as
D.
since
【简答题】某公司出口小麦4000公吨,信用证规定:“自6月份起,每月各装1000公吨。”卖方6月份和7月份各装运1000公吨,8月份由于货物数量不足,没有装运,9月份装了2000公吨。货到目的港后,银行以8月份卖方未装货违反交货期为由,拒绝对9月份所装的2000公吨货物付款。问:银行这样做是否正确?为什么?
【单选题】患者，女，30岁。骤然剧烈腹痛3小时，经检查诊断为胃、十二指肠溃疡急性穿孔合并腹膜炎。现上腹部拒按，伴恶心呕吐，大便干结，小便短少，舌苔薄白，脉弦细数。其证型是
A.
气血阻闭
B.
肝气郁结
C.
气血双虚
D.
实热
E.
厥脱
【单选题】Which of the following is a possible cause of changes in the role of the child in the United States?
A.
An increase in technology.
B.
The growing complexity of the child's psychological needs.
C.
A decrease in the child's intellectual capacities.
D.
The growing number of single parent families.
【判断题】( ) 3 Hotel receptionists need good computer skills and math skills , as well as the ability to provide good customer service.
A.
正确
B.
错误
【单选题】Things have changed a lot since I was a child.
A.
gradually
B.
suddenly
C.
frequently
D.
greatly
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